Pay Tribute to Cobalt Discoverer 1.5 inch Diameter Pure Co Metal Coin

Description

Material: Cobalt metal.
Purity:99.99% not alloy;
Diameter:1.5 inch(38.1mm+/-0.1mm);
Thickness:3.5mm(+/-0.1mm);
Surface quality: two sides and cylinder fine ground.
On the face side: marked Georg Brandt, the discoverer's picture, atomic number, standard atomic weight, density, melting point, boiling point and net weight.
On the back side: carved electron configuration per shell, Georg Brandt's name and the year of discovery.
The coin can apply not only to element collection, but also to education, gift and so on.
Please visit our store if you are interested in more element coins marked discoverer's picture.
Thank you.
On Aug-06-21 at 03:10:25 PDT, seller added the following information:
On Dec-10-21 at 03:51:26 PST, seller added the following information: